Remove explicit keyword from multi-argument constructors

chrome_frame/test/net/test_automation_provider.h

 // Copyright (c) 2009 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 #ifndef CHROME_FRAME_TEST_NET_TEST_AUTOMATION_PROVIDER_H_
 #define CHROME_FRAME_TEST_NET_TEST_AUTOMATION_PROVIDER_H_
 
 #include <string>
 #include "chrome/browser/automation/automation_provider.h"
 
 namespace net {
@@ skipping 12 matching lines @@
 // A slightly customized version of AutomationProvider.
 // We override AutomationProvider to be able to filter received messages
 // (see TestAutomationResourceMessageFilter) and know when the initial
 // ExternalTab has been loaded.
 // In order to intercept UrlRequests and make the URLRequestAutomationJob class
 // handle requests from unit tests, we register a protocol factory for
 // http/https.
 class TestAutomationProvider
     : public AutomationProvider {
  public:
-  explicit TestAutomationProvider(Profile* profile,
-      TestAutomationProviderDelegate* delegate);
+  TestAutomationProvider(Profile* profile,
+                         TestAutomationProviderDelegate* delegate);
 
   virtual ~TestAutomationProvider();
 
   // AutomationProvider overrides.
   virtual bool OnMessageReceived(const IPC::Message& msg);
   virtual bool Send(IPC::Message* msg);
 
   // Protocol factory for handling http/https requests over automation.
   static net::URLRequestJob* Factory(net::URLRequest* request,
                                      const std::string& scheme);
 
   // Call to instantiate and initialize a new instance of
   // TestAutomationProvider.
   static TestAutomationProvider* NewAutomationProvider(
       Profile* p,
       const std::string& channel,
       TestAutomationProviderDelegate* delegate);
 
  protected:
   virtual std::string GetProtocolVersion();
 
   int tab_handle_;
   TestAutomationProviderDelegate* delegate_;
 
   static TestAutomationProvider* g_provider_instance_;
 };
 
 #endif  // CHROME_FRAME_TEST_NET_TEST_AUTOMATION_PROVIDER_H_